Authored By: Devanshi Mehta
Loreto College, University of Calcutta (Recent Graduate)
Abstract
This article examines whether the 1951 Convention Relating to the Status of Refugees can protect persons displaced by slow-onset climate impacts. Through analysis of Teitiota v. New Zealand, comparative evaluation of regional instruments, and review of state policies, this article demonstrates the Convention’s persecution-based paradigm creates a temporal and doctrinal mismatch with slow-onset harms. A binding Protocol on Climate Displacement with emission-based burden-sharing is urgently required.
Issue Statement and Framework
Issue Statement. This article asks a doctrinally framed question: Can the 1951 Convention Relating to the Status of Refugees —which defines refugee status by reference to individualized persecution on enumerated grounds — be interpreted or adapted to protect persons compelled to leave their State of nationality because slow-onset climate impacts render return impossible? This question carries immediate practical consequences for counsel and firms engaged in treaty drafting, climate finance, and cross-border mobility arrangements. Part II explains why the Convention’s persecution requirement creates a temporal mismatch with slow-onset harms. Part III analyzes the Human Rights Committee decision in Teitiota v. New Zealand. Part IV surveys regional innovations. Part V proposes a Protocol on Climate Displacement as the most legally coherent remedy.
The scale demands action. The Internal Displacement Monitoring Centre documented 32.6 million new displacements in 2022 from weather-related disasters. World Bank projections estimate 216 million climate-displaced persons by 2050. In Kiribati, rising seas have contaminated freshwater supplies through saltwater intrusion, forcing village relocations. Kiribati’s government adopted a ‘Migration with Dignity‘ policy acknowledging displacement as inevitable. Yet individuals fleeing these conditions exist in a ‘legal void‘ — excluded from international protection frameworks.
The Definitional Exclusion: Why Courts Reject Climate-Based Claims?
The 1951 Convention defines refugees as persons fleeing ‘persecution‘ for five exhaustive grounds: race, religion, nationality, social group membership, or political opinion. This persecution requirement necessitates demonstrating targeted harm by state or non-state actors. Climate change operates through diffuse environmental processes affecting populations indiscriminately, not through persecution of identifiable groups. Courts and tribunals globally have consistently affirmed this exclusion. New Zealand’s Immigration and Protection Tribunal rejected numerous climate-based asylum claims before Teitiota, holding that environmental degradation absent persecution cannot establish refugee status. UNHCR guidance confirms that persons displaced by natural disasters and climate change fall outside the Convention’s scope ‘unless the effects of climate change and disasters interact with the five Convention grounds.’ This jurisprudential consensus reflects the Convention’s post-World War II European persecution focus rather than contemporary environmental displacement scenarios.
III. Teitiota v. New Zealand: Recognition Without Protection
In Ioane Teitiota v. New Zealand, the UN Human Rights Committee established groundbreaking precedent while denying protection. Teitiota, a Kiribati national, argued deportation would violate his Article 6 right to life under the International Covenant on Civil and Political Rights due to rising seas, saltwater contamination, and violent land disputes in Kiribati. The Committee acknowledged that ‘environmental degradation, climate change and unsustainable development constitute some of the most pressing and serious threats to the ability of present and future generations to enjoy the right to life.’ This marked the first time any UN treaty body recognized climate-related deportation could violate international human rights law, establishing that non-refoulement obligations under Article 6 could apply to climate threats.
However, the Committee found that Teitiota failed to demonstrate a ‘reasonably foreseeable risk‘ that his right to life would be violated upon return. The Committee required showing ‘imminent risk‘ of arbitrary deprivation of life, noting Kiribati had taken adaptive measures including seawall construction and freshwater purification programs. The Committee’s reasoning anchors protection in an imminence test that creates insurmountable barriers for slow-onset climate harms. Unlike refugee status determination under the 1951 Convention requiring ‘well-founded fear’ of future persecution, Article 6 protection demands demonstrating imminent, individualized near-term risk. Progressive sea-level rise, agricultural degradation, and incremental salinization unfold over decades, making individualization doctrinally impossible. The temporal mismatch between legal protection requirements and climate threat realities renders human rights law inadequate for most climate displacement scenarios.
Doctrinal Critique. If ‘imminence’ means risk materializing within months or few years, entire populations facing territorial submersion within thirty to fifty years remain unprotected until crisis becomes acute — precisely when protection becomes impossible because territory no longer exists. This places climate-vulnerable populations in legal limbo: too early for imminence, too late for prevention. A prophylactic interpretation of Article 6 should treat progressive, inexorable habitability loss as an ongoing structural risk rather than merely future contingency.
Regional Frameworks and State Practice: Comparative Analysis
Regional Instruments: Regional frameworks demonstrate broader protection approaches than the 1951 Convention. Article I(2) of the 1969 OAU Convention extends refugee status to persons fleeing ‘events seriously disturbing public order‘ in their country. The 1984 Cartagena Declaration similarly protects persons fleeing ‘generalized violence’ or ‘massive violation of human rights.’ This textual difference matters: regimes using public-order or mass-flight language permit protection based on structural or systemic causes, whereas the Convention’s five-ground framework channels adjudication into individualized persecutory inquiry. However, no African court has interpreted Article I(2) to encompass climate displacement, leaving this doctrinal potential unexploited. The language creates an interpretive opportunity that remains unrealized in practice.
Bilateral Innovation: The Australia–Tuvalu Falepili Union Treaty (November 9, 2023) represents bilateral innovation. The Treaty grants 280 Tuvaluan nationals annual entry to Australia for work, study, and residence with pathway to permanent status — the first formal bilateral agreement acknowledging climate migration as legitimate mobility basis. Critically, the Treaty includes a statehood recognition clause: Australia commits to recognizing Tuvaluan sovereignty even if territorial submersion occurs, addressing existential statehood threats the 1951 Convention cannot contemplate. This implicates principles of state continuity — recognizing that statehood persists despite territorial loss, preserving international legal personality. However, the Treaty’s 280 annual places represent less than three percent of Tuvalu’s population. Ad hoc bilateral arrangements cannot substitute for comprehensive multilateral frameworks establishing universal protection standards.
State Adaptation Policy: Kiribati adopted its Migration with Dignity policy in 2015, recognizing that ‘migration should not be a last resort in the face of certain crisis, but [should] be seen as an adaptive strategy well ahead of the crisis.’ The policy establishes vocational training programs preparing citizens for overseas employment under existing labor mobility schemes. Yet this adaptation strategy confronts limits: recipient states determine quotas unilaterally. New Zealand’s Pacific Access Category provides only 75 Kiribati places annually. Voluntary bilateral schemes cannot scale to meet displacement projections affecting millions.
A Protocol on Climate Displacement: Essential Framework Elements
A binding Protocol on Climate Displacement requires four essential elements. First, expanded definition recognizing both sudden-onset disasters and slow-onset environmental degradation. Proposed Article 1: ‘Climate-displaced persons are individuals or groups compelled to leave habitual residence due to sudden or progressive environmental changes attributable to climate change that render territory uninhabitable or substantially impair enjoyment of fundamental rights.’ Second, dual protection scope covering both cross-border and internal displacement, as most climate-affected individuals remain within their countries of nationality. Third, emission-based burden-sharing mechanism. Proposed Article 8 Formula: State Protection Quota equals State’s percentage of cumulative carbon dioxide emissions from 1990 through 2030, multiplied by total projected climate-displaced persons requiring international protection. For example, if State X contributed five percent of cumulative emissions and ten million persons require international protection, State X would accept five hundred thousand persons. Fourth, procedural guarantees including access to asylum processes, prohibition on collective expulsion, work authorization, and access to social protection pending durable solutions.
Implementation Pathway. The Protocol should not be adopted as amendment under Article 45 of the 1951 Convention, which requires unanimous state consent — politically unfeasible given high-emitter resistance. Instead, the Protocol should be negotiated as standalone instrument adopted through UN General Assembly resolution, following the precedent of the 1967 Protocol Relating to the Status of Refugees. This procedural route requires only ratification by willing states, creating obligations inter se while allowing expansion as political momentum builds. UNHCR would serve as supervisory body in collaboration with the International Organization for Migration, with disputes resolved through Permanent Court of Arbitration arbitration mechanisms.
Conclusion: Toward Binding International Protection
The 1951 Convention’s persecution-based framework and the individualized, imminence-oriented interpretation of human rights protections create a doctrinal void for persons displaced by progressive climate impacts. The Teitiota decision confirmed that human rights law can conceptualize climate harms, but its imminence test leaves slow-onset displacement unprotected. A practicable remedy requires a binding Protocol on Climate Displacement that recognizes climate-displaced categories, provides procedural guarantees including non-refoulement, establishes emission-based burden-sharing, and creates institutional supervisory mechanisms through UNHCR and IOM.
Implementation requires a two-track strategy: regional scaling of existing frameworks and multilateral Protocol negotiation under UN auspices. The standalone Protocol route offers highest feasibility. The UN General Assembly should mandate an expert drafting group within twelve months comprising UNHCR, IOM, Pacific Islands Forum, Alliance of Small Island States, and International Law Commission representatives. Regional organizations should adopt model protection clauses within eighteen months operationalizing OAU Convention Article I(2) and Cartagena Declaration language to expressly include climate displacement. High-emitting states should pilot bilateral mobility quotas tied to climate finance obligations, establishing precedents for multilateral adoption. Without coordinated international action, hundreds of millions will face displacement without protection. With such action, a defensible, equitable, and enforceable framework can be constructed.
REFERENCE(S):
Australia–Tuvalu Falepili Union, Nov. 9, 2023 (entered into force Aug. 28, 2024), Austl.–Tuvalu, available at https://www.dfat.gov.au/sites/default/files/australia-tuvalu-falepili-union-treaty.pdf.
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Viviane Clement et al., Groundswell Part 2: Acting on Internal Climate Migration, World Bank (Sept. 2021), available at https://openknowledge.worldbank.org/entities/publication/2c9150df-52c3-58ed-9075-d78ea56c3267.
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Ioane Teitiota v. New Zealand, Communication No. 2728/2016, U.N. Hum. Rts. Comm., U.N. Doc. CCPR/C/127/D/2728/2016 (Jan. 7, 2020), available at https://www.refworld.org/jurisprudence/caselaw/hrc/2020/en/123128.
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Organization of African Unity Convention Governing the Specific Aspects of Refugee Problems in Africa, adopted Sept. 10, 1969, 1001 U.N.T.S. 45 (entered into force June 20, 1974), available at https://www.african-court.org/wpafc/wp-content/uploads/2020/10/17-OAU-CONVENTION-GOVERNING-THE-SPECIFIC-ASPECTS-OF-REFUGEE-PROBLEMS-IN-AFRICA.pdf.
Protocol Relating to the Status of Refugees, Jan. 31, 1967, 606 U.N.T.S. 267 (entered into force Oct. 4, 1967), available at https://www.unhcr.org/media/convention-and-protocol-relating-status-refugees.
U.N. High Comm’r for Refugees, Legal Considerations Regarding Claims for International Protection Made in the Context of the Adverse Effects of Climate Change and Disasters (Oct. 2020), available at https://www.refworld.org/docid/5f75f2734.html.
